error

a deviation from accuracy or correctness; a mistake, as in action or speech:

His speech contained several factual errors.

2.

belief in something untrue; the holding of mistaken opinions.

3.

the condition of believing what is not true:

in error about the date.

4.

a moral offense; wrongdoing; sin.

5.

Baseball. a misplay that enables a base runner to reach base safely or advance a base, or a batter to have a turn at bat prolonged, as the dropping of a ball batted in the air, the fumbling of a batted or thrown ball, or the throwing of a wild ball, but not including a passed ball or wild pitch.

6.

Mathematics. the difference between the observed or approximately determined value and the true value of a quantity.

7.

Law.

a mistake in a matter of fact or law in a case tried in a court of record.